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Mailing address for Killingly School District

To reach Killingly School District, address your envelope to Killingly School District, PO BOX 210, Danielson, CT 06239. Killingly School District is a public school district in Danielson, Connecticut, serving Pre-K through grade 12 across 4 schools.

District office — Killingly School District

Killingly School District
PO BOX 210
Danielson, CT  06239

Add the specific recipient above the district name — e.g. "Attn: Registrar" for a records or transcript request, or "Attn: Superintendent" / "Attn: Board of Education" for district correspondence.

Verified September 2026nces.ed.govkillinglyschools.org

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Your name
Your return address

Killingly School DistrictPO BOX 210Danielson, CT 06239

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Key facts

  • Send mail to Killingly School District, PO BOX 210, Danielson, CT 06239 — the district's central office.
  • Killingly School District serves Pre-K through grade 12 across 4 schools (NCES LEA ID 0902070).
  • The district office is physically located at 79 Westfield Avenue, Danielson, CT 06239 — mail still goes to the address above.
  • District office phone: (860)779-6600.
  • Official district website: http://www.killinglyschools.org/.
  • A written request for a student's education records under FERPA should include the student's full name, date of birth, and the years they attended, plus your signature and a callback number.
  • PostPal prints and mails your letter for you the next business day for $5 — with your return address printed, no printer, envelope, or stamp needed.

How to send your letter

  1. 1

    Confirm who should receive it

    Records and transcript requests usually go to the registrar or records office; general correspondence goes to the superintendent or board. Check http://www.killinglyschools.org/ if you're not sure of the right department.

  2. 2

    Address it correctly

    Write the recipient or department first, then Killingly School District, PO BOX 210, Danielson, CT 06239.

  3. 3

    Include what they need

    For a records request: the student's full name, date of birth, years attended, and your signature — schools generally require written authorization under FERPA before releasing education records. For general correspondence, state your request or concern clearly and include a way to reach you back.

  4. 4

    Send it without a printer

    Write or upload your letter in PostPal with this address prefilled, and we print, envelope, and mail it via USPS the next business day for $5.

Common questions

What is the mailing address for Killingly School District?

Killingly School District, PO BOX 210, Danielson, CT 06239 — the district's central administrative office.

How do I request a student's records or transcript from Killingly School District by mail?

Write to the district's registrar or records office at the address above. Include the student's full name, date of birth, years attended, and your signature — schools generally require written authorization under FERPA before releasing education records.

Where do I mail a letter to the superintendent or school board of Killingly School District?

Address it "Attn: Superintendent" or "Attn: Board of Education", then Killingly School District, PO BOX 210, Danielson, CT 06239.

How many schools does Killingly School District operate?

4 as of the most recent NCES Common Core of Data directory, serving Pre-K through grade 12.

Is Killingly School District's office address different from its mailing address?

The office is physically located at 79 Westfield Avenue, Danielson, CT 06239, but mail should go to PO BOX 210, Danielson, CT 06239 — the address above.

Sources

Addresses verified September 2026 against official sources. Always confirm on the official site before time-sensitive filings.

See the full Connecticut school districts rules — what you can and can’t send, photos & more →

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